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Physics — Test 23

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Question 1
Reciprocal of resistivity is called__________________?
Question 2
Circuit which gives continuously varying potential is called _______________________?
Question 3
There are three bulbs of 60W 100W and 200W which bulb has thickest filament ?
Question 4
Specific resistance of a wire____________________?
Question 5
In the following figure, the terminal potential is ___________________ ?
Question 6
Which one of the following materials is useful for making bulb filaments ?
Question 7
The beats frequency (sensible) for a human car is _____________________?
Question 8
Fundamental frequency of stationary waves in open pipe is ______________ times the frequency in closed pipe?
Question 9
The current through a metallic conductor is due to the motion of _________________?
Question 10
A wire having very high value of conductance is said to be____________________?